Les fêtes que Lily organise sont toujours très bien.

The parties who Lily organises are always very good.

The parties whom Lily organises are always very good.

The parties Lily organised are always very good.

The parties that Lily organises are always very good.

C'est une robe que Luke m'a offerte à Noël.

This is a dress whom Luke gave me for Christmas.

This is a dress that Luke gave me for Christmas.

This is a dress whose Luke gave me for Christmas.

This dress Luke gave me for Christmas.

Elle était convaincue qu'il ne mentait jamais.

She was convinced which he never lied.

She was convinced whom he never lied.

She was convinced what he never lied.

She was convinced that he never lied.

C'est la tempête qui a arraché des tuiles.

It is the storm who blew away some tiles.

It is the storm that blew away some tiles.

It is the storm whom blew away some tiles.

It is the storm whose blew away some tiles.

L'honnêteté fait partie des qualités qui sont rares.

Honesty is part of the qualities that are rare.

Honesty is part of the qualities who are rare.

Honesty is part of the qualities whom are rare.

Honesty is part of the qualities what are rare.